package ch02.shangji.shangji1;

import org.junit.Test;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import java.io.IOException;

public class ConfigBook {
    @Test
    public void test() throws IOException, SAXException {
        //得到DOM解析器的工厂实例
        DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
        //从DOM工厂获得DOM解析器
        try {
            DocumentBuilder db = dbf.newDocumentBuilder();
            //解析XML文档，得到一个Document对象即DOM树
            Document doc = db.parse("src/收藏信息.xml");
            //读取pubDate元素节点
            NodeList list = doc.getElementsByTagName("pubDate");
            //pubDate元素节点
            Element pubDateElement = (Element)list.item(0);
            //读取文本节点
            String pubDate = pubDateElement.getFirstChild().getNodeValue();
        } catch (ParserConfigurationException e) {
            e.printStackTrace();
        }
    }
}
